Table 4.
Primary anatomical site in head and neck cancer patients.
| Anatomical site | Number of patients (%) |
|---|---|
| Oral cavity | 151 (35,37) |
| Larynx | 133 (31,15) |
| Oropharynx | 69 (16,15) |
| Hypopharynx | 36 (8,43) |
| Nasopharynx 8 | 8 (1,88) |
| Unknown primary site | 30 (7,02) |
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